Pay in 4 interest-free payments of $7.34 Learn more
Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
Vitamin B12 is essential for turning food into fuel, powering your cells, and keeping your metabolism running smoothly
The main source of this uncertainty is individual variation in the Widmark r factor , elimination rate, and body composition
1997;2:459-471 Spence JD
As a catalyst, vitamin B12 has a decisive influence on the structure of the genetic material DNA and is necessary for cell structure and energy metabolism
Selected recent literature for research reference: Mendias CL et al
US$ 25.15
US$ 23.28
US$ 26.78
US$ 27.82
US$ 20.35
US$ 24.47
US$ 21.80
US$ 22.93
US$ 21.59
US$ 21.62
US$ 23.50
